What cpus are you considering? P4 socket 478, 775, celeron? Amd athlon socket A, sempron 754, athlon 64 socket 754, athlon 64 socket 939, athlon 64 FX 939? If you want to game and have unlimited budget get amd 64 fx. If you just want to surf the web and save a pile of money get a sempron or celeron.